812 Ta T Ta 910437, 920026, 920117, 920265, 920291 Guaymas Basin, 650644 basalt Panama, Pacific Ocean, 950217 laumontite, 670551 depletion, 820474 pumice, source, 850821 mineralogy Melanesian Basin, 610705, 610707 Volcanic rocks, petrography, alkalic Mariana Islands, 600458 Mid-Atlantic Ridge, 820442, 820445, 820446 island, 200691 Mariana Trench, 600458 midocean ridge, 820396, 820417, 820449, Taif, Saudi Arabia, Red Sea, geology, 230813 Mariana Trough, 600457 820450 Tairyo Formation, 061289 minerals, chemical composition, 600461 hygromagmaphile element, 820460, 820461, Taito Fracture Zone, 870740 Panama Basin, sediments, 690386, 690392 820462, 820464, 820467, 820468 Nankai Trough, heat flow, 870740 Patton Escarpment, petrography, 630687, fractionation, absence, 820460 Taiwan, 061289, 660661, 780578, 840767 630701 nonfractionating pairs, 820467 basin genesis, 310874 Shatskiy Plateau S, 200683 trace elements, 660732 Ryukyu Islands, 310863 temperature, 670551 Goban Spur, 800944 Philippine Basin, genesis, 310863 X-ray diffraction analysis result, 920492 see also tantalum Philippine Sea, Paleogene-Neogene, 310837 Tallahatta Formation, 950365, 950369, 950370 Ta/Hf ratio Philippines Talme Yafe borehole, Mediterranean Sea E, basalt, 820474, 820475 genesis, 310874 history, 42B1202 hygromagmaphile element, 820464, 820465 plate, 600928 Talparo Formation, 040599 Ta/La ratio planktonic foraminiferal biostratigraphy, Tamabra limestone, talus, 770397, 770404 hygromagmaphile element, 820645 310679 Tamatave, Rio Grande Rise N, regional trace elements, 660732 sand, Luzon, 310508 setting, 250694 Ta/Nb anomaly, 820470 wedge, 780569 Tamaulipas, 790653 Ta/Tb ratio see also Philippine Sea Tamayo Fracture Zone, 630377, 630919, 640035, Atlantic Ocean N, mantle, 490847 Taizz, Yemen, Red Sea, geology, 230813 640512, 641109, 641283, 641286, 641289, basalt, geochemistry, 490629 Takanosu, Tohoku Arc, geology, 870716 650005, 650006, 650056, 650140, 650231, basement, chemistry, 600622 Takuyo-daiichi Seamount, 560558 650314, 650315, 650316, 650319, 650355, Ta/Th ratio Takuyo-daini Seamount, 200656, 200693 650357, 650367, 650391, 650464, 650471, Atlantic Ocean N, basalt, 511092 Emperor Seamounts, petrology, 550577, 650594, 650623, 650739, 650742, 650750, basalt, Cretaceous, 511092 550578, 550579, 550580, 550581 880147, 920191 Emperor Seamounts, trace elements, 550586 Pacific Ocean W, guyot, 200657 basalt, 630479, 650527, 650559, 650664, trace elements, Cretaceous, 511092 volcanic rocks, petrography, Geisha Guyots, 650667 Tabasco 200682, 200683, 200684 California, Gulf of, 650580, 650591 Mexico, Gulf of, regional aspects, 010625 Talaud Ridge geochemistry, 650559 Veracruz, diapir, salt, 010108, 010625 basin genesis, 310868 magma, 650549 Tabasco-Campeche Salt Dome fields, 010006, Philippines, genesis, 310874 physical properties, 650693 010084, 100055, 100071 talc, 340409 clay mineralogy, Tabera Formation, 110545 alteration, low-temperature, 340409 montmorillonite-illite-chlorite Table Mountain Series, 401029 alteration minerals, trace elements, 920496 assemblage, 650368 Tabuk, Saudi Arabia, Red Sea, geology, 230816 alteration, nonoxidative, 340409 crust, oceanic, hygromagmatophile (HYG) tachybasalt, Red Sea, geology, 230816 authigenic minerals, 600462 elements, 650623, 650624 tachyhydrite alteration, 600463 differential movement, 650474 Red Sea diagenesis, 600463 faulting, 650476 geochemistry, 230984 B, trace elements, 920491 glass, basalt, 650479 interstitial water, 230957 basalt, 830335 gulf mouth, 650365, 650399, 650401, 650404, tachylite, 180935, 180940, 180941, 180942, alteration, 920512 650406 180943 chemistry, 920472 hyaloclastite, basalt, 650479 ash, glass, 38SO1O1, 38SO1O2, 38SO1O3 Costa Rica Rift Zone, 830145, 830147, intersection, 650453 Atlantic Ocean SE, Cretaceous, 740767, 830151, 830165 magnetic anomaly, 650309 740773, 740774, 740779 geochemistry, 920450 mineral, secondary, 650648 basalt, glass, 38S0101, 38S0102, 38SO1O3 mineral, secondary, 340398, 340406, 340409 basalt, 650646, 650647 basalt, alkali andesine, mineral petrology, 580848 mineralogy, 650391 composition, 180943 basalt, altered minor element, basalt, 650596, 650597, breccia, volcanic, Neogene, 630643 geochemistry, 580792 650598, 650601, 650602, 650603 East Mariana Basin, sedimentary history, petrochemistry, 580792 mud, siliceous, 650464 890667, 890669 basalt, oceanic, Melanesian Basin, 610647, Paleomagnetism, 650705 glass, 180941 610648, 610654, 610657, 610658, 610659 Rivera Fracture Zone, 630920 basalt, 38SO1O1, 38S0102, 38SO1O3 Costa Rica Rift, basalt, 690517 sand, 650464 hyaloclastite, 460342 Costa Rica Rift Zone, basalt, 830228, sediment ponding, 650464 lithology, sandstone, volcanic, 120366 830230, 830232, 830233, 830237, 830238, sedimentation rate, 630474, 650474 mineral composition, 180937 830254, 830257 silt, 650464 basalt, alkali andesine, 180943 experimental production, 830236 sinistral displacement, 650474, 650476 petrology geochemistry, Guaymas Basin, 640711, 640712 skewness, 650464 glass, 38S0101, 38SO1O2, 38SO1O3 Guatemala, slope sediment, 840931 sorting, 650464 igneous rocks, 38S0101, 38SO1O2, 38SO1O3 Horizon Tablemount, 200668 topographic effects, 650355 sandstone, 320541 Indian Ocean W, mineralogy, 160529 trace elements, basalt, 650594, 650596, tuff, Neogene, 630643 Li, trace elements, 920491 650597, 650598, 650601, 650602, 650603 volcanics, mineral composition, 180943 major element, 650560 turbidites, 650464 volcanism, Neogene, 47A0703, 47A0710 Mariana Trough, basalt, 600650 Tamayo Fracture Zone S, 641284, 650309, Tadjoura Trough, Indian Ocean, geophysical Melanesian Basin, ash, 610635, 610637 650357, 650399, 650705 measurements, 240591 Mendoza Rise Tamayo Transform Fault, 641112, 650375, Tafelney Plateau, 790179, 790858, 790894 lithology, 920436 670747, 670749, 670750, 670754, 670775 Tagus Basin, 130033, 47B0028 petrology, 920613 California, Gulf of, gulf mouth, 650409 Tagus Plain, 130019, 130033, 131012, 47B0658, Mid-Pacific Mountains, 200669 East Pacific Rise, sediments, 650375 47B0659 mineral, secondary, 920507, 920508 Tampico Mediterranean Sea, extension, 131012 abundance, 920509 Bahama Islands, geology, 110893 Tahiti, 200682, 200687, 200691, 330383, diagenesis, nonoxidative, 340409 Mexico, volcano, 110893 340163, 340168, 850821, 850822, 910385, elemental composition, 920511 Tampico Embayment, 720757 Tasman Sea 813 Tan-Tan delta Shikoku Basin Tasman Plateau, 290237, 291143 Cape Bojador, seismic interpretation, minor element, 870645 Tasman Sea, 291124, 291173, 480611, 540819, 47A0497 trace elements, 870645 620362, 900400, 900763, 900795, 900800, slope, Wealden facies, 47A0497 Suiko Seamount, trace elements, 550561, 900961, 900965, 900969, 900973, 900981, Tan-Tan Formation, 930915 550564 900982, 900983, 900986, 900987, 901037, Moroccan Basin, margin, 500815 trace elements, 370581, 650594, 810788 901082, 901154, 901156, 901157, 901161, Tanabe, physiography, Kumano, 870613 anomaly, 810790 901169, 901170, 901175, 901183, 901184, Tang-Ku-la Range, Tethys, Mediterranean Sea, basalt, 810790 901185, 901189, 901235, 901265, 901327, 42A0944 Cretaceous, 511087, 511091, 511092 901347, 901353, 901357, 901445, 901472, Tanner Bank, 630914 East Pacific Rise, 650594, 650613 901480, 901484, 901495 Tanner Basin. See Venezuela Basin magnetite, 450549 Atlantic Ocean SW, basin, evolution, 361009 tannin, organic matter richness, 801001 Tamayo Fracture Zone, 650594 burrow mottling, silt, 291049 tantalum, 540727 see also Ta Cenozoic paleoceanography, stratigraphic alteration, products, 810736 Tanzania, 250437, 250693, 250737, 260949, continuity, 901495 analyses, 920433 360999 Chatham Rise, seismic stratigraphy, 901327 ash, 870684 Africa E, coast, 250680, 250682, 250683 clay minerals, Tertiary, 291082 hygromagmatophile (HYG) elements, 870684 Atlantic Ocean SW, basin, evolution, 360999 clay, terrigenous Atlantic Ocean N, mantle, 490844 coast, 250141, 250179, 250460 siliceous biogenic sedimentation, 291062 Atlantic Ocean S, history, 740715, 740718, coastline, 250694 terrigenous sedimentation, 291062 740723, 740726, 740727 Gondwana, dispersal, 260949 Coral Sea E, geology, 300660, 300661 basalt Indian Ocean W, regional aspects, 250752 currents Barbados Ridge, 780404 Lindi, 250679, 250695 Miocene, 901234 Cretaceous, 511087, 511091, 511092 Rio Grande Rise N, regional setting, transition currents, 901235 geochemistry, 260567, 260570, 590776 250693, 250694, 250695, 250698 diagenesis, organic matter, 901265 rare earth, 370581 Tanzania S Eocene/Oligocene boundary, volcanic basalt, altered Africa E, coast, 250679, 250681 sediments, 901175 geochemistry, 580811 Rio Grande Rise N, regional setting, general synthesis major element, 580875, 580888, 580889, 250689, 250693, 250695, 250698 oceanography, 280937 580892 Tanzawa region, 870046 unconformity, 280931 trace elements, 580875, 580888, 580889, Tarfaya, 790894 isotopes, similarity, 901353 580892 coast, Miocene, 790114 lithologies, minor basement diapir, 790179 chalk, siliceous, 901482 chemistry, 600623 Morocco, 150505 tephra, vitric, 901483 geochemistry, 590743, 590745, 590746, Tarfaya Basin, 140871, 411133, 790510, 930915 turbidite, volcanic, 901483 590747, 590748, 590750, 590751 Atlantic Ocean E, 640809 lithology, 290276, 290369, 290377 Bauer Basin, basalt, 340239 flysch, source area, 500753 lithostratigraphy, unconformity, 901473 bulk-rock compositions, minor element, Rif, 931139 Lord Howe Rise, 720762 540639 tetrapyrrole, geochemistry, 630810, 640809 isotope stratigraphy, 901385 California, Gulf of, Guaymas Basin, 650614 Tarfaya, Gulf of, 411091